idea-shiro项目报错BigInteger cannot be cast to java.lang.Long

[ERROR][2019-01-15 11:44:55,599][com.alibaba.druid.pool.DruidDataSource]create connection error, url: jdbc:mysql://localhost:3306/shiro_demo?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai, errorCode 0, state S1009
java.sql.SQLException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1074)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:988)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:974)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:919)
	at com.mysql.jdbc.ConnectionImpl.buildCollationMapping(ConnectionImpl.java:1041)
	at com.mysql.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:3481)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2445)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2215)
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:813)
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
	at sun.reflect.GeneratedConstructorAccessor23.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:399)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:334)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:148)
	at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:785)
	at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:38)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:142)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:211)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:142)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1410)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1464)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:1969)
Caused by: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long
	at com.mysql.jdbc.ConnectionImpl.buildCollationMapping(ConnectionImpl.java:992)
	... 20 more

出现此处问题是由于mysql版本问题，我使用的是8.0版本，因此连接数据的jar需要升级成8的

<dependency>
	<groupId>mysql</groupId>
	<artifactId>mysql-connector-java</artifactId>
	<version>8.0.11</version>
</dependency>

并且需要重新刷新一下idea关于maven的引用，查看一下External libraries，会发现jar可能没有更新
idea-shiro项目报错BigInteger cannot be cast to java.lang.Long

右键项目-》maven-》Reimport,重新加载一遍jar
idea-shiro项目报错BigInteger cannot be cast to java.lang.Long

注意：
此处用的

jdbc.driverClassName=com.mysql.cj.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/shiro_demo?useUnicode=true&characterEncoding=utf8
&useSSL=false&serverTimezone=Hongkong

jdbc.driverClassName=com.mysql.cj.jdbc.Driver
jdbc:mysql://localhost:3306/react_app?useUnicode=true&amp;
characterEncoding=utf-8&amp;useSSL=false&amp;serverTimezone=GMT%2B8